CN103805382B - Technique and the device of powdery AES particle are prepared in a kind of serialization - Google Patents
Technique and the device of powdery AES particle are prepared in a kind of serialization Download PDFInfo
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- CN103805382B CN103805382B CN201410049315.5A CN201410049315A CN103805382B CN 103805382 B CN103805382 B CN 103805382B CN 201410049315 A CN201410049315 A CN 201410049315A CN 103805382 B CN103805382 B CN 103805382B
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- 239000002245 particle Substances 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 42
- 238000007701 flash-distillation Methods 0.000 claims abstract description 32
- 239000000843 powder Substances 0.000 claims abstract description 26
- 239000002253 acid Substances 0.000 claims abstract description 23
- 150000002148 esters Chemical class 0.000 claims abstract description 23
- 230000003472 neutralizing effect Effects 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- 238000002360 preparation method Methods 0.000 claims abstract description 11
- 239000008187 granular material Substances 0.000 claims abstract description 3
- 238000006243 chemical reaction Methods 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 20
- 150000008051 alkyl sulfates Chemical class 0.000 claims description 18
- 238000006386 neutralization reaction Methods 0.000 claims description 18
- 238000005469 granulation Methods 0.000 claims description 8
- 230000003179 granulation Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229910021536 Zeolite Inorganic materials 0.000 claims description 7
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 7
- 239000010457 zeolite Substances 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 5
- 150000001447 alkali salts Chemical class 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 3
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 3
- 235000011152 sodium sulphate Nutrition 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000002801 charged material Substances 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 229910021645 metal ion Inorganic materials 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 239000011591 potassium Substances 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 238000006277 sulfonation reaction Methods 0.000 claims description 2
- 229940051841 polyoxyethylene ether Drugs 0.000 claims 3
- 229920000056 polyoxyethylene ether Polymers 0.000 claims 3
- 238000001816 cooling Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 238000013019 agitation Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
- 239000006210 lotion Substances 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 2
- 229910001950 potassium oxide Inorganic materials 0.000 description 2
- -1 sodium alkyl benzene Chemical class 0.000 description 2
- 239000013543 active substance Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 229940077388 benzenesulfonate Drugs 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000004851 dishwashing Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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- Detergent Compositions (AREA)
- Glanulating (AREA)
Abstract
The present invention relates to technique and device that powdery AES particle is prepared in a kind of serialization.The technique that object is to provide has the simple feature of technical process, and the powdery AES particle obtained can be directly used in allotment of labor's skill after washing powder; The preparation facilities structure provided is simple.Technical scheme is: the technique of powdery AES particle is prepared in a kind of serialization, comprises the following steps: 1) neutralizing agent, coating agent and AEO acid esters enter a high-shear reactor by a certain percentage; 2) flash distillation dryer is entered after forming AES particle; 3) AES particle is made to lower the temperature also dry and maintain certain granules degree; 4) enter cyclonic separator to be separated; 5) finished product is obtained.A kind of powdery AES particle serialization preparation facilities, this device comprises the high-shear reactor, flash distillation dryer, cyclone separator, sack cleaner and the induced draft fan that are communicated with successively; High-shear reactor is shaped with acid esters entrance, powder entrance, gas inlet respectively and connects the material outlet of flash distillation dryer.
Description
Technical field
The present invention relates to a kind of manufacturing process of surfactant particles, especially the manufacturing process of ethoxylated alkyl sulfate particle.
Background technology
The anion surfactant of ethoxylated alkyl sulfate (AES) to be a kind of with natural fats and oils be raw material, has excellent decontamination, emulsification, foaming and anti-performance of hard water, is widely used in the liquid washing products such as shampoo, body lotion, dish washing detergent.But usually adopt sodium alkyl benzene sulfonate as tensio-active agent (seldom using ethoxylated alkyl sulfate) at present in washing powder, its reason is:
1, the product form of ethoxylated alkyl sulfate is comparatively special, it is flow-gel lotion when concentration is 70%, concentration is transparent liquid when being less than 28%, and concentration is the gel lotion being difficult to flow between 30 ~ 65% or when being greater than 75%, be therefore difficult to be applied in powder; And ethoxylated alkyl sulfate has minor portion, even if adopt the attached polymer molding technique to produce, consumption also can be restricted (generally can not be greater than 2%);
2, ethoxylated alkyl sulfate easily at high temperature decomposes, and the main washing powder drying process used is high tower spraying (high-temperature hot-air in 250 ~ 350 DEG C is produced) at present, cannot be used for drying and the powder process of ethoxylated alkyl sulfate.
Chinese patent CN101942082B discloses the preparation method of a kind of powdery AES or AES mixture, wherein propose: to AES(ethoxylated alkyl sulfate) or the mixture of AES dehydrate (water content is less than 5%), then freezing powder process; The weak point of this preparation method is:
1, need to use special dry refrigerating apparatus to produce, energy consumption is larger;
2, in process of production AES can be attached on dry refrigerating apparatus inwall on and decompose within for some time, material loss is larger;
3, need to carry out routine cleaning to remove the AES be attached on equipment inner wall to dry refrigerating apparatus, not only reduce production efficiency, and create a large amount of washes, contaminate environment.
Therefore, how ethoxylated alkyl sulfate is applied in washing powder, and develop that a kind of technique is simple, energy-conserving and environment-protective, powdery ethoxylated alkyl sulfate product that production efficiency is high preparation method, be a difficult problem urgently to be resolved hurrily.
Summary of the invention
The object of the invention is to overcome the deficiency in above-mentioned background technology, the technique providing a kind of serialization to prepare powdery AES particle and preparation facilities thereof.Provide technique to have technical process is simple, energy-conserving and environment-protective, feature that production efficiency is high, the powdery AES particle flow obtained is good, not easily bond, and can be directly used in allotment of labor's skill after washing powder; The preparation facilities structure provided is simple, easy to manufacture, and cost is lower.
Technical scheme of the present invention is:
A technique for powdery AES particle is prepared in serialization, comprises the following steps:
1) neutralizing agent, coating agent enter a high-shear reactor by a certain percentage, and the AEO acid esters of AEO after sulfonation also enters high-shear reactor by a certain percentage simultaneously;
2) material stops 10 ~ 60s in high-shear reactor, neutralization reaction occurs and is wrapped to form AES particle; Then open induced draft fan, the dual function that AES particle is sent by centrifugal force and wind enters flash distillation dryer after high-shear reactor exports;
3) after the AES particle of flash distillation dryer process is exported from flash distillation dryer top by upstream effect, cyclonic separator is entered, period utilizes air-flow to remove a small amount of water of neutralization heat and neutralization generation, AES particle is lowered the temperature (be cooled to and be less than 40 DEG C) and dry (be dried to water content and be less than 5%); Control blast makes the thicker AES particle of part get back to continuation pulverizing further in high-shear reactor simultaneously, makes the AES particle obtained maintain certain granules degree;
4) mixed airflow exporting out from flash distillation dryer enters cyclonic separator and is separated, and isolated pulverulent material directly enters finished powder storehouse, after isolated mixed airflow enters sack cleaner dedusting, emptying by induced draft fan;
5) in finished powder storehouse, namely AES particle packaging obtains finished product; Bag-type dust is separated the part dust obtained and gets back to high-shear reactor entrance continuation reaction granulation.
Charged material weight ratio in described step 1) is: AEO acid esters 20 ~ 35 parts, neutralizing agent 10 ~ 30 parts, coating agent 20 ~ 50 parts.
Described neutralizing agent is the mixing of one or two or more kinds arbitrary proportion in basic salt, basic oxide, alkaline hydrated oxide; Metal ion is wherein at least one in sodium, potassium, magnesium, calcium.Described basic salt is the mixture of one or two or more kinds arbitrary proportion in carbonate, supercarbonate, silicate, described basic oxide are mixtures of one or two or more kinds arbitrary proportion in sodium oxide, potassium oxide, magnesium oxide, calcium oxide, and described alkaline hydrated oxide is mixtures that are a kind of in sodium hydroxide, potassium hydroxide or two kinds of arbitrary proportions.
Described coating agent is the mixing of one or two or more kinds arbitrary proportion in 4A zeolite, wilkinite, diatomite, sodium sulfate.
A kind of powdery AES particle serialization preparation facilities, is characterized in that this device comprises high-shear reactor, flash distillation dryer, cyclone separator, sack cleaner and the induced draft fan be communicated with successively by pipeline; The horizontal layout of described high-shear reactor and be shaped with acid esters entrance, powder entrance, gas inlet respectively and connect the material outlet of flash distillation dryer.
Described high-shear reactor comprises: a horizontal layout and the cylindrical reactor vessel, being shaped with acid esters entrance, powder entrance, material outlet and gas inlet to be respectively positioned in reaction vessel and to carry out the stirring cutting mechanism of high speed shear to material in reaction vessel and drive the transmission rig stirring cutting mechanism; Described acid esters entrance, powder entrance are positioned at one end of reactor; Gas inlet, material outlet are positioned at the other end of reactor.
Described stirring cutting mechanism comprises and passes through reaction vessel two ends and the stir shaft coaxially arranged with reaction vessel, be positioned at reaction vessel and be distributed on multiple agitating vane of stir shaft circumferential surface and be fixed on several baffle plates of reaction vessel inwall.
One end of described agitating vane is fixed on stir shaft, and the other end stretches to the outer diameter; Agitating vane, also around the line inclination certain angle at its two ends, promotes the drive surface of material along the movement of reaction vessel axis to be formed.
Described baffle plate is be arranged on the ring plate between adjacent two baffle plates, the circumferential periphery of this flat board is along being fixed on reaction vessel inwall, and inner periphery edge stretches toward reaction vessel internal diameter direction and keeps with described stir shaft certain spacing as the passage of Flow of Goods and Materials.
The shell of described flash distillation dryer is a cylinder vertically installed, and mixed gas outlet is positioned at cylinder top, and material inlet is positioned at cylinder bottom and directly communicates with the material outlet of high speed shear device.
Described cyclone separator comprises cyclonic separator and is positioned at the finished powder storehouse below cyclonic separator; Described cyclonic separator opening for feed is exported by the mixed airflow of pipeline communication flash distillation dryer; Described cyclonic separator is that more than one or two serial connection forms.
The present invention compared with prior art, has following outstanding advantages:
1) use the direct Neutralizing titers of AEO acid esters, avoid all drawbacks using the drying process of 70%AES granulation needs to bring;
1) neutralization parcel complete simultaneously, the AES particle fraction obtained evenly, avoid the shortcomings such as the coating agent existed in conventional granulation process easily departs from, particle fraction is uneven; Simultaneously due to coating agent etc. fabulous be scattered in AES, more microbubble can be there is in finished product AES particle when particularly using carbonate to make neutralizing agent, can greatly improve the dissolution in low temperature of AES particle.
2) directly utilize neutralization heat, drying is carried out to AES particle, capacity usage ratio high (compare with CN101942082, can save energy more than 70%);
3) in conjunction with high-shear reactor and flash distillation dryer, the material particles degree uniform, controllable obtained, particle diameter at 30 ~ 50 orders, without the need to further pulverizing.
4) realize the continuous prodution of granulation, production efficiency improves greatly (compare with CN101942082, production efficiency improves 500%).
5) apparatus structure is simple, easily easily manufactured, and cost is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation of powdery AES particle serialization preparation facilities.
Fig. 2 is the structural representation of high-shear reactor in Fig. 1 device.
Wherein 1 is AEO acid esters, and 2 is neutralizing agent, and 3 is coating agent, and 4 is air, and 5 is input funnel, and 6 is high-shear reactor, and 7 is flash distillation dryer, and 8 is cyclone separator, and 9 is product outlet, and 10 is sack cleaner, and 11 is dust outlet, and 12 is induced draft fan;
1-1 is powder entrance, and 1-2 is acid esters entrance, and 1-3 is gas inlet, and 1-4 is material outlet, and 1-5 is agitating vane, and 1-6 is baffle plate, and 1-7 is shear agitation mechanism, and 1-8 is cylindrical reactor vessel, and 1-9 is transmission rig, and 1-10 is stir shaft, 8-1 finished powder storehouse.
Embodiment
Below in conjunction with accompanying drawing, invention is described further.
Thinking of the present invention utilizes AEO acid esters directly and neutralizing agent, coating agent direct Neutralizing titers in high-shear reactor, and utilize normal temperature wind to remove neutralization heat and the dry a small amount of water removing reaction and produce, control wind pressure and wind speed simultaneously and optionally make large footpath particle continue to get back to high-shear reactor to do to pulverize further.Here high-shear reactor is reaction granulating equipment, can play porphyrization further again.This avoid in conventional AES granulation, the shortcomings such as the dry energy consumption brought is high, equipment is complicated, and equipment is simple, utilization ratio is high, can realize continuous and stable production, drastically increases production efficiency.Simultaneously because neutralization parcel completes simultaneously, the AES particle fraction obtained evenly, avoid the shortcomings such as the coating agent existed in conventional granulation process easily departs from, particle fraction is uneven, coating agent etc. are evenly distributed in AES particle simultaneously; Neutralizing agent adopts basic salt (preferably use carbonate, supercarbonate, or use silicate), basic oxide (mixture of one or two or more kinds arbitrary proportion in preferential oxidation sodium, potassium oxide, magnesium oxide, calcium oxide), alkaline hydrated oxide (mixtures of a kind of or two kinds of arbitrary proportions in preferred sodium hydroxide, potassium hydroxide); Produce containing more Minute pores in the AES particle obtained, these greatly can improve the dissolution in low temperature of AES particle.
As seen from the figure, device of the present invention is formed primarily of high-shear reactor 6, flash distillation dryer 7, cyclone separator 8, sack cleaner 10 and induced draft fan 12.Wherein the Main Function of high-shear reactor makes AEO acid esters and neutralizing agent, the rapid contact reacts of coating agent shear granulation, realizes further pulverizing to Large stone particle simultaneously; The Main Function of flash distillation dryer utilizes normal temperature wind to lower the temperature to AES particle and remove a small amount of water to carry out drying; The Main Function of cyclone separator collects AES particle.
In described high-shear reactor: the horizontal layout of cylindrical reactor vessel 1-8, left end is shaped with acid esters entrance 1-2 respectively and powder entrance 1-1(neutralizing agent, coating agent directly can transport to this powder entrance, or transport to this powder entrance by input funnel 5), right-hand member is shaped with material outlet 1-4, gas inlet 1-3; Shear agitation mechanism 1-7 for carrying out shear agitation to material in reaction vessel is positioned at reaction vessel, the motor-driven belt wheel mechanism of transmission rig 1-9() then shear agitation mechanism 1-7 is driven.In shear agitation mechanism 1-7, stir shaft 1-10 axially passes through reaction vessel, and coaxially arranged with reaction vessel; Be positioned at the part stir shaft circumferential surface of reaction vessel, be uniformly fixed wtih multiple agitating vane 1-5, several baffle plates 1-6 is fixed on (baffle number is determined as required, shows 2 baffle plates in figure) on reaction vessel inwall.
One end of above-mentioned agitating vane (being generally plane) is fixed on stir shaft, and the other end stretches to the outer diameter; Agitating vane also around the line inclination certain angle at its two ends (i.e. the angle formed between the plane of agitating vane inclination and stir shaft cross section), promotes the drive surface of material along the movement of reaction vessel axis to be formed.The size of described angle determines the speed of material movement, can be 0-30 degree usually; Specifically determine as required.
Described baffle plate is be arranged on the ring plate between adjacent two baffle plates; This flat board is also coaxially arranged with reaction vessel, its circumferential periphery is along being fixed on reaction vessel inwall, inner periphery edge stretches toward reaction vessel internal diameter direction and keeps certain spacing (spacing size sets as required) with described stir shaft, forms the passage of Flow of Goods and Materials.
Above-mentioned high-shear reactor simply can be processed and obtain, and above-mentioned flash distillation dryer, cyclone separator, sack cleaner and induced draft fan can all obtain in outsourcing.
Further illustrate below by way of specific embodiment.
Embodiment 1
1,1t/hAES particle production line
Sodium carbonate and 4A zeolite (weight ratio 2:5) are with the flow of 700kg/h, and AEO acid esters enters high-shear reactor with the flow of 300kg/h, carries out Neutralizing titers wherein; High-shear reactor selects the reactor of volume 10L, material mean residence time 10s, and neutralization is warming up to 55 DEG C; Material exports and enters flash distillation dryer more afterwards, opens induced draft fan simultaneously and material in flash distillation dryer is lowered the temperature rapidly and removes neutralization to produce moisture; Blast is regulated to control discharging AES particle diameter;
The AES particle index finally obtained is as follows:
| Index | Result |
| Actives, % | 30.6 |
| Tap density, g/ml | 0.66 |
| Granularity D90, μm | 380 |
2,1t/hAES particle production line
Sodium carbonate and 4A zeolite (weight ratio 2:5) are with the flow of 650kg/h, and AEO acid esters enters high-shear reactor with the flow of 350kg/h, carries out Neutralizing titers wherein; High-shear reactor selects the reactor of volume 10L, material mean residence time 10s, and neutralization is warming up to 57 DEG C; Material exports and enters flash distillation dryer more afterwards, opens induced draft fan simultaneously and material in flash distillation dryer is lowered the temperature rapidly and removes neutralization to produce moisture; Blast is regulated to control discharging AES particle diameter;
The AES particle index finally obtained is as follows:
| Index | Result |
| Actives, % | 35.1 |
| Tap density, g/ml | 0.71 |
| Granularity D90, μm | 400 |
3,1t/hAES particle production line
Sodium carbonate, 4A zeolite and wilkinite (weight ratio 2:3:2) are with the flow of 700kg/h, and AEO acid esters enters high-shear reactor with the flow of 300kg/h, carries out Neutralizing titers wherein; High-shear reactor selects the reactor of volume 10L, material mean residence time 10s, and neutralization is warming up to 55 DEG C; Material exports and enters flash distillation dryer more afterwards, opens induced draft fan simultaneously and material in flash distillation dryer is lowered the temperature rapidly and removes neutralization to produce moisture; Blast is regulated to control discharging AES particle diameter;
The AES particle index finally obtained is as follows:
| Index | Result |
| Actives, % | 30.5 |
| Tap density, g/ml | 0.66 |
| Granularity D90, μm | 390 |
4,1t/hAES particle production line
Sodium carbonate, 4A zeolite, sodium sulfate (weight ratio 1:1:1) are with the flow of 800kg/h, and AEO acid esters enters high-shear reactor with the flow of 200kg/h, carries out Neutralizing titers wherein; High-shear reactor selects the reactor of volume 10L, material mean residence time 10s, and neutralization is warming up to 51 DEG C; Material exports and enters flash distillation dryer more afterwards, opens induced draft fan simultaneously and material in flash distillation dryer is lowered the temperature rapidly and removes neutralization to produce moisture; Blast is regulated to control discharging AES particle diameter;
The AES particle index finally obtained is as follows:
| Index | Result |
| Actives, % | 20.2 |
| Tap density, g/ml | 0.61 |
| Granularity D90, μm | 370 |
5,1t/hAES particle production line
Sodium hydroxide, water glass, 4A zeolite (weight ratio 1:3:10) are with the flow of 700kg/h, and AEO acid esters enters high-shear reactor with the flow of 300kg/h, carries out Neutralizing titers wherein; High-shear reactor selects the reactor of volume 10L, material mean residence time 10s, and neutralization is warming up to 51 DEG C; Material exports and enters flash distillation dryer more afterwards, opens induced draft fan simultaneously and material in flash distillation dryer is lowered the temperature rapidly and removes neutralization to produce moisture; Blast is regulated to control discharging AES particle diameter;
The AES particle index finally obtained is as follows:
| Index | Result |
| Actives, % | 30.5 |
| Tap density, g/ml | 0.71 |
| Granularity D90, μm | 350 |
Claims (3)
1. a method for powdery ethoxylated alkyl sulfate particle is prepared in serialization, comprises the following steps:
1) neutralizing agent, coating agent enter a high-shear reactor by a certain percentage, and the fatty alcohol-polyoxyethylene ether acid esters of fatty alcohol-polyoxyethylene ether after sulfonation also enters high-shear reactor by a certain percentage simultaneously;
2) material stops 10 ~ 60s in high-shear reactor, neutralization reaction occurs and is wrapped to form ethoxylated alkyl sulfate particle; Then after high-shear reactor exports, flash distillation dryer is entered;
3) after the ethoxylated alkyl sulfate particle of flash distillation dryer process exports, enter cyclonic separator, carry out cooling and drying; Make the thicker ethoxylated alkyl sulfate particle of part get back in high-shear reactor simultaneously and continue to pulverize further, make the ethoxylated alkyl sulfate particle of acquisition maintain certain granules degree;
4) mixed airflow exporting out from flash distillation dryer enters cyclonic separator and is separated, and isolated pulverulent material directly enters finished powder storehouse, and isolated mixed airflow is emptying after entering sack cleaner dedusting;
5) in finished powder storehouse, namely ethoxylated alkyl sulfate particle packaging obtains finished product; Bag-type dust is separated the part dust obtained and gets back to high-shear reactor entrance continuation reaction granulation;
Step 1) in charged material weight ratio be: fatty alcohol-polyoxyethylene ether acid esters 20 ~ 35 parts, neutralizing agent 10 ~ 30 parts, coating agent 20 ~ 50 parts;
Described neutralizing agent is the mixture of one or two or more kinds arbitrary proportion in basic salt, basic oxide, alkaline hydrated oxide; Metal ion is wherein at least one in sodium, potassium, magnesium, calcium;
Described coating agent is the mixing of one or two or more kinds arbitrary proportion in 4A zeolite, wilkinite, diatomite, sodium sulfate.
2. a powdery ethoxylated alkyl sulfate particle serialization preparation facilities, is characterized in that this device comprises high-shear reactor (6), flash distillation dryer (7), cyclone separator (8), sack cleaner and the induced draft fan be communicated with successively by pipeline; The horizontal layout of described high-shear reactor and be shaped with acid esters entrance (1-2), powder entrance (1-1), gas inlet (1-3) respectively and connect the material outlet (1-4) of flash distillation dryer;
Described high-shear reactor comprises: a horizontal layout and the cylindrical reactor vessel, being shaped with acid esters entrance, powder entrance, material outlet and gas inlet to be respectively positioned in reaction vessel and to carry out the stirring cutting mechanism of high speed shear to material in reaction vessel and drive the transmission rig stirring cutting mechanism; Described acid esters entrance, powder entrance are positioned at one end of reactor; Gas inlet, material outlet are positioned at the other end of reactor;
Described stirring cutting mechanism comprises and passes through reaction vessel two ends and the stir shaft coaxially arranged with reaction vessel (1-10), be positioned at reaction vessel and be distributed on multiple agitating vanes (1-5) of stir shaft circumferential surface and be fixed on several baffle plates (1-6) of reaction vessel inwall;
One end of described agitating vane is fixed on stir shaft, and the other end stretches to the outer diameter; Agitating vane, also around the line inclination certain angle at its two ends, promotes the drive surface of material along the movement of reaction vessel axis to be formed;
Described baffle plate is be arranged on the ring plate between adjacent two baffle plates, the circumferential periphery of this flat board is along being fixed on reaction vessel inwall, and inner periphery edge stretches toward reaction vessel internal diameter direction and keeps with described stir shaft certain spacing as the passage of Flow of Goods and Materials.
3. powdery ethoxylated alkyl sulfate particle serialization preparation facilities according to claim 2, is characterized in that: described cyclone separator comprises cyclonic separator and is positioned at the finished powder storehouse below cyclonic separator; Described cyclonic separator opening for feed is exported by the mixed airflow of pipeline communication flash distillation dryer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410049315.5A CN103805382B (en) | 2014-02-12 | 2014-02-12 | Technique and the device of powdery AES particle are prepared in a kind of serialization |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410049315.5A CN103805382B (en) | 2014-02-12 | 2014-02-12 | Technique and the device of powdery AES particle are prepared in a kind of serialization |
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| CN103805382B true CN103805382B (en) | 2016-04-06 |
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| CN201410049315.5A Expired - Fee Related CN103805382B (en) | 2014-02-12 | 2014-02-12 | Technique and the device of powdery AES particle are prepared in a kind of serialization |
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Address after: Hangzhou City, Zhejiang province 310009 City Shangcheng District No. 128 Lane Patentee after: ZANYU TECHNOLOGY GROUP CO.,LTD. Patentee after: JIAXING ZANYU TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310009 City Shangcheng District No. 128 Lane Patentee before: ZHEJIANG ZANYU TECHNOLOGY Co.,Ltd. Patentee before: JIAXING ZANYU TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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